Home / 6,547,370.40-9,035,825.28-3,969,159.84

Finding the Fourth Proportional to 6,547,370.40, 9,035,825.28 and 3,969,159.84

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Solution

The fourth proportional to 6,547,370.40, 9,035,825.28 and 3,969,159.84 is: 5,477,715.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,547,370.40 : 9,035,825.28 = 3,969,159.84 : x
  2. Step 2: Convert to fraction form
    6,547,370.40/9,035,825.28 = 3,969,159.84/x
  3. Step 3: Cross multiply
    6,547,370.40x = 9,035,825.28 × 3,969,159.84
  4. Step 4: Simplify right side
    6,547,370.40x = 35,864,634,822,632.75
  5. Step 5: Solve for x
    x = 35,864,634,822,632.75/6,547,370.40
  6. Step 6: Final answer
    x = 5,477,715.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.